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| author | Quentin Schulz <quentin.schulz@free-electrons.com> | 2017-12-05 17:46:44 +0300 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2017-12-07 12:07:19 +0300 |
| commit | 48e706fbc546d63148a762aadf92f412eefe8b8e (patch) | |
| tree | e3311f77fcc0f04d434315ea5095a18b961910c2 /drivers/pinctrl/pinctrl-axp209.c | |
| parent | d242e60c7d59fb95a9349d1487cfb3ddf6eebdde (diff) | |
| download | linux-48e706fbc546d63148a762aadf92f412eefe8b8e.tar.xz | |
pinctrl: axp209: add programmable gpio_status_offset
To prepare for patches that will add support for a new PMIC that has a
different GPIO input status register, add a gpio_status_offset within
axp20x_pctl structure and use it.
Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Acked-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/pinctrl-axp209.c')
| -rw-r--r-- | drivers/pinctrl/pinctrl-axp209.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/pinctrl/pinctrl-axp209.c b/drivers/pinctrl/pinctrl-axp209.c index 17eeb0410a5b..db8e319b6e11 100644 --- a/drivers/pinctrl/pinctrl-axp209.c +++ b/drivers/pinctrl/pinctrl-axp209.c @@ -48,6 +48,7 @@ struct axp20x_pctrl_desc { u8 ldo_mask; /* Stores the pins supporting ADC function. Bit offset is pin number. */ u8 adc_mask; + u8 gpio_status_offset; }; struct axp20x_pinctrl_function { @@ -77,6 +78,7 @@ static const struct axp20x_pctrl_desc axp20x_data = { .npins = ARRAY_SIZE(axp209_pins), .ldo_mask = BIT(0) | BIT(1), .adc_mask = BIT(0) | BIT(1), + .gpio_status_offset = 4, }; static int axp20x_gpio_get_reg(unsigned int offset) @@ -108,7 +110,7 @@ static int axp20x_gpio_get(struct gpio_chip *chip, unsigned int offset) if (ret) return ret; - return !!(val & BIT(offset + 4)); + return !!(val & BIT(offset + pctl->desc->gpio_status_offset)); } static int axp20x_gpio_get_direction(struct gpio_chip *chip, |